Pipe Mount - Gill Instruments
Contents
1. 10 6 Bench test Couple the WindObserver II Pipe Mount to the host system and power supply using a known working test cable Check that the unit is correctly configured by going into Configuration mode and using D3 See Section 9 3 Checking the configuration Check for normal output data and that the Status Code is OK 00 60 or A for NMEA format If the status code is other than these refer to Section 10 5 Status error codes Use an office fan or similar to check that the unit is sensing wind turning the unit to simulate changing wind direction and to check that both axes are functioning Note that this is a quick functional test There are no calibration adjustments the unit is designed NOT to require re calibration within its lifetime Gill has provided and Integrity Check see next page for details WindObserver II Pipe Mount Page 36 Issue 04 Doc No 1390 PS 0009 August 2009 Gill Instruments Ltd Integrity Check Chamber ICC The software to perform the Integrity Check IC is incorporated in the latest WindObserver II Pipe Mount The IC is designed to 1 Identify any gross changes in the head geometry that would affect the performance 2 Provide a zero wind environment to confirm the WindObserver II Pipe Mount zero calibration The ICC has been designed to be used in an indoor still air environment with an ambient temperature between 17 C and 23 C When conducting2. Other terminal emulators are configured in a very similar way 1 Decide on an available Com port that you want to use Usually Com1 2 Run Hypertrm exe Typically accessed via Start gt All Programs gt Accessories gt Communications gt Hyperterminal Create a New Connection File gt New Connection Enter a Name eg WindObserver II Change Connect Using to Direct to Com 1 or other Com port as required Adjust the Port settings to match WindObserver settings WindObserver default settings are Bits per second 9600 Data bits 8 Parity None Stop bits 1 Flow Control Handshaking None Click on OK and data similar to the following example will scroll on screen at the output rate Oh 229 002 74 M 00 06 ON OT ade a 9 2 Entering Configuration mode From Continuous mode From Polled mode Type Type N where N is the Unit Identifier Note the Unit Identifier must be entered as upper case The WindObserver II responds with a CONFIGURATION MODE message stops reporting wind measurements and waits for a command as detailed below 9 3 Returning to Measurement mode Type Q and press ENTER If in Continuous mode the anemometer responds with wind measurements immediately continuing at the selected Sampling rate WindObserver II Pipe Mount Page 28 Issue 04 Doc No 1390 PS 0009 August 2009 Gill Instruments Ltd If in Polled
3. VE Positive VE Negative WindCom Gill software used to configure WindObserver II Pipe Mount WRT With Respect To 11 2 Guarantee For terms of guarantee contact your supplier Warranty is void if the red security seal covering base nuts is damaged or broken or the transducer caps have been damaged WindObserver II Pipe Mount Doc No 1390 PS 0009 Page 39 Issue 04 August 2009 Gill Instruments Ltd 11 3 Principle of operation The WindObserver II Pipe Mount measures the times taken for an ultrasonic pulse of sound to travel from the North transducer to the South transducer and compares it with the time for a pulse to travel from S to N transducer Likewise times are compared between West and East and E and W transducer If for example a North wind is blowing then the time taken for the pulse to travel from N to S will be faster than from S to N whereas the W to E and E to W times will be the same The wind speed and direction and the speed of sound can then be calculated from the differences in the times of flight on each axis This calculation is independent of factors such as temperature BASIC TIME OF FLIGHT THEORY CONTROL SYSTEM L l Gy And Jeu Therefore 1 41 1 1 4 1 ee Fey Ah L Distance between transducer faces C Speed of Sound V Velocity T Transit time of Ultrasound T Transit time of Ultrasound WindObserver II Pipe Mount Page 40 Issue 04 Doc No 1390 PS
4. 0009 August 2009 Gill Instruments Ltd 11 4 Electrical Conformity EC DECLARATION OF CONFORMITY ACCORDING TO COUNCIL DIRECTIVE 89 336 EEC INSTRUMENTS We Gill Instruments Ltd declare our sole responsibility that the products WindObserverlII Ultrasonic Anemometer Heated Variant WindObserverlII Ultrasonic Anemometer Heated with Analogue Outputs Variant WindObserverll Ultrasonic Anemometer Non Heated Variant WindObserverlIl Ultrasonic Anemometer Non Heated with Analogue OutputsVariant Manufactured by Gill Instruments Ltd Saltmarsh Park 67 Gosport Street Lymington SO41 9EG to which this declaration relates are in conformity with the protection requirements of Council Directive 89 336 EEC on the approximation of the laws relating to electromagnetic compatibility This Declaration of Conformity is based upon compliance of the product with the following harmonized standards EN60945 2002 EN61326 2006 Emissions Using EN60945 Immunity Using EN61000 4 2 to EN61000 4 5 EN61000 4 6 Excluding 150kHz to 200kHz Conducted Immunity EN61000 4 11 Signed by A C R Stickland Director Date of issue 16 10 2008 Place of issue Gill Instruments Ltd Saltmarsh Park 67 Gosport Street Lymington SO41 9EG ISO 9001 Registered WindObserver II Pipe Mount Page 41 Issue 04 Doc No 1390 PS 0009 August 2009
5. 04 Doc No 1390 PS 0009 August 2009 Gill Instruments Ltd Nx Node Address Item Options Command Node Address A A to Z N lt A gt If used in a multi drop system then it is recommended that ID s A to F and K M N and P are not used as these characters can be present in the data string Ox ASCII Output Format Output String Padding Setting Configuration code Comma Separated Variable CSV OI Fixed Field 02 Example data strings POLAR NMEA CSV data changing to error status code CSV data changing to error condition status code condition A 235 000 77 M 00 JOA UMWV 191 R 000 55 M A 19 A M 04 124 SUIMWV R M V 29 Fixed Field data changing to error status code condition Fixed Field data changing to error status code condition A 266 000 73 M 00 08 IIMWV 191 R 000 55 M A 19 A 999 999 99 M 04 Li0A IIMWV 999 R 999 99 M V 07 Px Output rate Outputs per second 1 2 4 5 8 10 Configuration code P1 P3 P2 P4 P5 Pe Q Measurement Mode See Section 9 3 Tx Not Applicable Ux Digital Output Units Units metres sec knots miles hour kilometre hour feet mi
6. 2009 Gill Instruments Ltd Connecting to a PCI Unit with RS422 input WindObserver II Pipe Mount PCI 15 Way D Type 6 Pair Cable Connector Signal Pair Names No Colour Pin Nos Signal Names TXB 1 Green 2 RXB TXA 1 Black 9 RXA RXB 2 3 TXB RXA 2 Black 10 TXA ees Signal Ground Digital Ov 4 Blue po A Supply V 3 Red CE 5 POWER V Supply V 3 Black 11 POWER V Heater 5 Yellow amp Brown Heater power Heater 5 Black amp Black supply 7 See Section 6 6 Indoor Power and Communications Interface Part 1189 PK 021 Environmental The desktop PCI is intended for use in a protected environment and provides interfacing to a single anemometer The PCI is not intended for outdoor use PCI Electrical Power Requirements 1 100Vac 120Vac 10VA for the 115V switch position 2 200 Vac 250Vac 10VA for the 230V switch position 3 9 30Vdc 120mA max anemometer 8 15Vdc 50mA max interface 3 Fuses protect the unit 1 Externally accessible 315mA T for 115 230v operation 2 Internally accessible 500mA T AUX 500mA T ANEM WindObserver II Pipe Mount Page 13 Issue 04 Doc No 1390 PS 0009 August 2009 Gill Instruments Ltd PCI Connector Pin and Cable assignments Anemometer connector 15 way Pin VD GJ Ch NN FP Go Ar Ki ji Se nA BW N Designation Chassis RS422_RXB RS422_TXB Digit
7. Gx to Gxxx Averaging Digital Outputs Only Setting Configuration code Averaging Default G0000 Enter the required averaging period in seconds as a four figure number between 0000 and 3600 WindObserver II Pipe Mount Doc No 1390 PS 0009 Page 31 Gill Instruments Ltd Hx Heating Setting Configuration code Disabled H1 Activated H2 Heating is autonomous and requires no set up once activated Each transducer is heated independently and will be active when ambient temperature drops below approximately 15 C Each transducer will de activate when 25 C threshold is reached Jx Not Applicable Kx NMEA Settings Setting Configuration code NMEA string IIMWV Ki NMEA string WIMWV K2 Lx ASCII Message terminator Setting Configuration code CR LF L1 LF L2 Mx to MXX Message Format Output format Configuration code ASCII UV Continuous M1 ASCII Polar Continuous M2 ASCII UV Polled tri state M3 ASCII Polar Polled tri state M4 NMEA Continuous M5 Tunnel Continuous M6 Binary UV Continuous M7 Binary Polar Continuous M8 Tf units are to be networked they MUST be given unique Unit Identifiers WindObserver II Pipe Mount Page 32 Issue
8. See Section 6 6 WindObserver II Pipe Mount Page 19 Issue 04 Doc No 1390 PS 0009 August 2009 Gill Instruments Ltd 8 MESSAGE FORMATS amp OPTIONS On first applying power to the WindObserver II Pipe Mount it will be in Measurement Mode and it will output wind measurement information in one of nine configurations as described below Setting the output format units other parameters options and the communication settings are all carried out in the alternative Configuration Mode See Section 9 CONFIGURING for details of how this is done The factory default settings are shown here in bold and for convenience some Configuration codes as used to set the configuration are shown in blue boxes For example M 8 1 Wind Speed format The wind speed measurements can be output in one of the following formats UV Polar Customer formats NMEA and Tunnel 8 2 Output formats The UV and Polar wind speed parameters are output in either ASCII or binary These parameters can be transmitted continuously or polled from the user Polar is also available in continuous NMEA format Output format Output Tri state o p Configuration code ASCI UV Continuous No M1 Polled Yes M3 Continuous No M2 ASCII Pol Sf SE Polled Yes M4 Binary UV Continuous No M7 Binary Polar Continuous No M8 Binary Tunnel Continuous No M6 NMEA Continuous No M5 Low
9. enter CONFIGURATION MODE Set Half Duplex E2 The CONFIRM gt prompt will appear 4 Disconnect 9 way b and connect 9 way a Set Switch to position a 2 wire 5 On Terminal A type E lt ENTER gt to confirm 6 The unit should now be configured in Half Duplex mode Configuring WindObserver II for Full Duplex Operation 1 Assuming the unit is set for Half Duplex disconnect 9 way b and connect 9 way a Set Switch to position a 2 wire 2 On Terminal A type E1 to select Full Duplex The CONFIRM gt prompt will appear 3 Disconnect 9 way a and connect 9 way b Set Switch to position b 4 wire 4 On Terminal B type E lt ENTER gt to confirm 8 4 Units The wind speed can be set to any of the following units Unit Abbreviation Metres per sec m s Knots knots Miles per hour mph Kilometres per hour kph feet per minute fpm WindObserver II Pipe Mount Page 21 Issue 04 Doc No 1390 PS 0009 August 2009 Gill Instruments Ltd 8 5 Output rate The output frequency can be set between and 10 per second The wind speed is sampled every 25ms each axis being sampled sequentially The following Table lists the possible outputs per second and the corresponding number of averaged samples A 25ms sample period is used to process and output the results Outputs per Second Sample Average 1 39 2 19 4 9 5 7 8 4 10 3 8 6 Averaging The A
10. final location it should be protected from damage by keeping it in the original packaging as long as possible treating it as a delicate instrument Location It is important to ensure that the WindObserver II Pipe Mount is mounted in a position clear of any structure which may obstruct the airflow or induce turbulence Do NOT mount the WindObserver I Pipe Mount in close proximity of high powered radar or radio transmitters A site survey may be required if there is any doubt about the strength of external electrical noise See Section 6 1 Orientation The WindObserver II Pipe Mount must be mounted vertically with the cable exit at the bottom Mounting bracket It is recommended that the WindObserver II Pipe Mount mounting pipe be manufactured from stainless steel 316 to prevent possible galvanic corrosion Stainless steel 316 fixings supplied must be used 6 6 Power supplies All WindObserver II Pipe Mount units Voltage 9 to 30v DC Current 60mA max 50mA average Heating Voltage 22V to 30V max AC RMS or DC Current allow for 3A e The AC Supply must be isolated from Mains Supply e The heating module requires a separate power supply e Heater Cable length should be minimised to avoid cable volt drops and ensure maximum voltage received at the Anemometer e Each transducer is heated independently and will be active when ambient temperature drops below approximately 15 C each transducer will de activate
11. host system The unit is supplied with a 4 metre flying unterminated cable See Section 6 4 for connection details Mounting Pole The WindObserver II Pipe Mount is designed to mount on a pole of nominal pipe size diameter 50mm See Fig 2 Page 17 WindObserver II Pipe Mount Page 7 Issue 04 Doc No 1390 PS 0009 August 2009 Gill Instruments Ltd 6 INSTALLATION Do NOT remove the black rubber transducer caps Warranty is void if the blue security seal is damaged or removed All the time the WindObserver II Pipe Mount is not in its final location it should be protected from damage by keeping it in the original packaging as long as possible treating it as a delicate instrument If an Intrinsically Safe IS device is required the I S WindObserver must be used the WindObserver II Pipe Mount is NOT an IS device 6 1 Installation Guidelines The WindObserver II Pipe Mount has been designed to meet and exceed the stringent standards listed in its specification Operating in diverse environments all over the world WindObserver II Pipe Mount requires no calibration or adjustment whatsoever As with any sophisticated electronics good engineering practice should be followed to ensure correct operation gt Always check the installation to ensure the WindObserver II Pipe Mount is not affected by other equipment operating locally which may not conform to current standards e g radio radar transmitters boat e
12. unit handle with lint free gloves and degrease the unit to reduce the build up of deposits If there is any build up of deposit on the unit it should be gently cleaned with a cloth moistened with soft detergent Solvents should not be used and care should be taken to avoid scratching any surfaces The unit must be allowed to defrost naturally after being exposed to snow or icy conditions do NOT attempt to remove ice or snow with a tool Do NOT remove black rubber transducer caps 10 2 Servicing There are no moving parts or user serviceable parts requiring routine maintenance Opening the unit or breaking the security seal will void the warranty and the calibration In the event of failure prior to returning the unit to your authorised Gill distributor it is recommended that gt All cables and connectors are checked for continuity bad contacts corrosion etc gt A bench test is carried out as described in Section 10 6 gt You contact your supplier for advice 10 3 Fault finding Symptom Solution Check DC power to WindObserver II Pipe Mount cable and connections Check comms settings of WindObserver II Pipe Mount as detailed in Section 9 and host system match including correct No output Com port Check unit is in Continuous mode Check that in line communication devices are wired correctly NOTE It is usual for Anemometer TX to be connected to converter device RX Check comms settings
13. when 25 C threshold is reached The WindObserver II has reverse polarity protection WindObserver II Pipe Mount Page 16 Issue 04 Doc No 1390 PS 0009 August 2009 Gill Instruments Ltd Alignment The anemometer should be set to point North or to another known reference direction using the North alignment indicator on the base of the instrument See Figure 2 2 x M8 mounting holes North marker line 45 between spars 4M Cable Earthing point M8 thread Mounting pipe size 50mm Figure 2 North marker and Mounting See fig 4 on page 31 for u v definition WindObserver II Pipe Mount Page 17 Issue 04 Doc No 1390 PS 0009 August 2009 Gill Instruments Ltd 7 USING WITH THE GILL WINDDISPLAY The WindObserver II is designed to link directly to the Gill WindDisplay unit to provide a complete wind speed and direction system When coupled to a WindDisplay the WindObserver II Pipe Mount can be used as supplied however if a fault occurs the WindDisplay may lock into the last valid reading Re configuring the Wind Observer Pipe Mount to Fixed Field Output O2 will ensure that any fault is flagged on the WindDisplay After coupling to a WindDisplay the Wind Speed units and the Averaging period can be selected using the WindDisplay controls See the WindDisplay User Manual Note that although the WindDisplay can display wind speed in various units these are calculated within the WindDispl
14. EU INSTRUMENTS WindObserver IT Ultrasonic Anemometer Pipe Mount Part 1390 PK 042 User Manual Doc No 1390 PS 0009 Issue 04 Gill Instruments Limited Saltmarsh Park Lymington S041 9EG UK Tel 44 0 1590 613500 Fax 44 0 1590 613501 Gill Instruments Ltd E mail anem gill co uk Figure 1 WindObserver II Anemometer Pipe Mount WindObserver II Pipe Mount Page 2 Issue 04 Doc No 1390 PS 0009 August 2009 Gill Instruments Ltd Contents 1 FORE VOR D rar aa aaar aa desse de 5 2 TNT FO TON rviseieradesasesedesewesectsencccrernnesebebanedebeceesecesemscenecaneserssamesenecas 5 3 FAST TRACK SET UP ctricisctisicsstccntwaaticutccatsdstesabsounesubecutcaationtecatsdansacbons 5 4 SPECIFICATION WE 6 5 PRE INSTALLATION sessssstisnsscssctescsnscswscssigousasntetnisinccanacnucetenenncsaetsenseinanins 7 51 Equipment supplied EE 7 5 2 EE en Be EE 7 GINS TAA wt e E 8 6 1 eelere Ende crested andeccaveieeutessosutesareutemanseaineieusearsededeamate 8 6 2 Bench system EE 9 oe DE E ie EE 9 6 4 DEIER Eeddend 10 Factory Default Output Settings ee cc ceeeeeeeeeeeeeee eect eeeeeeeeeceaaeeeeeeeeeteeeteaeeeeeees 10 Connecting to a PC with a RS422 or RS485 input eee eeeeeee eect eeeeeeeeeeeeeeeeeeee 11 Networking UNITS airone aana ane eana Eege 12 Connecting to a PCI Unit with R8422 Imput 13 Indoor Power and Communications Interface Part 1189 PK 021 eee 13 PCI Electrical Power Req
15. Sig Gnd Connected Internally p ween Ground Earth wire DC Power Supply V 3 Red e supply 9 30V 3 Black Supply V See Section 6 6 Heater 5 Yellow amp Brown z Heater power supply 5 Black amp Black Heater See Section 6 6 Page 11 Issue 04 August 2009 WindObserver II Pipe Mount Doc No 1390 PS 0009 Gill Instruments Ltd Networking units Before coupling units into a network gt Each device must be configured with a unique Unit Identifier letter B to Z gt It must be configured to a tri state polled mode M or Ma See Section 9 Configuring WindObserver II Pipe Mount PC with RS485 card 6 Pair Cable bie Gg Signal Pair Colour Cable twisted Signal names names no pairs TXB 1 Green RXB 4 gt White T RXB TXA 1 Black RXA 2 Black et T RXA DIG OV 4 Blue ee EE Sig Gnd Screen Connected Internally gt Ground Earth wire DC Power ge H S Ee D d supply 9 30V uppity V ES See Section 6 6 Heater 5 Yellow amp Brown RECH S iy Heater 5 Black amp Black Sa Soon Ob 4 ___ T lt o Next Unit ____ Note Each unit in the network will require its own power supplies Please refer to section 8 3 WindObserver II Pipe Mount Page 12 Doc No 1390 PS 0009 Issue 04 August
16. The information contained in this manual remains the property of Gill Instruments and should not be copied or reproduced for commercial gain 2 INTRODUCTION The Gill WindObserver II Pipe Mount wind sensor is a very robust lightweight unit with no moving parts outputting wind speed and direction The units of wind speed output rate and formats are all user selectable The WindObserver II Pipe Mount is supplied with de icing heating on recommended if icing is likely The WindObserver II Pipe Mount can be used in conjunction with a PC data logger or other device provided it is compatible with the RS422 output Multiple units can be networked if required Alternatively the WindObserver II Pipe Mount is designed to connect directly to the Gill WindDisplay unit to provide a complete wind speed direction system without any configuration required by the user The output message format can be configured in Polar UV 2 axis NMEA 0183 Version 3 Tunnel formats and as either a Continuous output or Polled requested by host system detailed in full in Section 8 Message Formats amp Options WindObserver II Pipe Mount may be configured using WindCom software which is available free of charge from the Gill website www gill co uk or by using standard communications software on a PC This is explained in Section 9 Configuring 3 FAST TRACK SET UP If you are in a hurry to try out the WindObserver II Pipe Mount are familia
17. al OV Signal ground Supply V Not used Not used Not Used RS422_RXA RS422_TXA Supply V Not used Not Used Not used Not used Auxiliary Analogue Outputs 9 way not applicable to Pipe Mount unit Pin VD AN Ch LS GA NK Designation Earth Analogue Ground 1 Analogue Ground 2 Analogue Ground 3 Analogue Ground 4 Analogue Output 1 Analogue Output 2 Analogue Output 3 Analogue Output 4 DC Supply 4 way Pin Designation 1 Interface V 2 Interface V 3 Anemometer V 4 Anemometer V WindObserver II Pipe Mount Page 14 Issue 04 Doc No 1390 PS 0009 August 2009 Gill Instruments Ltd RS 232 Output 9 way Pin VD GJ Ch LN FP U Ar Designation DCD RX data TX data DTR Signal Ground DSR RTS CTS RI RS422 Network In 9 way Skt Pin VD GJ Ch NN FW NK Designation Not connected Not connected Not connected RS422_RXA Signal ground RS422_TXA RS422_TXB RS422_RXB Chassis RS422 Network Out 9 way Plg Pin Designation 1 Not connected 2 Not connected 3 Not connected 4 RS422_RXA 5 Signal ground 6 RS422_TXA 7 RS422_TXB 8 RS422_RXB 9 Chassis WindObserver II Pipe Mount Page 15 Issue 04 Doc No 1390 PS 0009 August 2009 Gill Instruments Ltd 6 5 Mechanical installation Before installing a bench system test is recommended see Section 6 2 All the time the WindObserver II Pipe Mount is not in its
18. assis ground Earthing or grounding To ensure correct operation and for maximum protection against lightning the anemometer MUST be correctly earthed grounded via its mountings Inadequate Earthing will degrade anemometer performance particularly in the presence of radio frequency interference The unit MUST be connected to an appropriate grounding point with a minimum of 6mm copper wire via the M8 base screw The cable screens must be joined with any cable screen continuing from the unit s cable via a junction box The primary earth for the anemometer must be provided via the base screws and not via the cable screens See Fig 2 Factory Default Output Settings The factory default settings are AO B3 C1 El F1 G0000 H2 J1 K1 L1 M2 NA O2 P5 T1 UI V1 X2 Y1 Z1 WindObserver II Pipe Mount Page 10 Issue 04 Doc No 1390 PS 0009 August 2009 Gill Instruments Ltd Connecting to a PC with a RS422 or RS485 input The PC requires either an internal RS422 interface card or an external RS422 485 to RS232 converter which will plug into the standard 9 way or 25 way RS232 serial port of the PC or host equipment WindObserver II Pipe Mount PC with RS422 or 6 Pair Cable RS485 input Signal Pair EE Cable twisted Signal names names no pairs TXB 1 Green E a RXB TXA 1 Black RXA RXB 2 White EEN TXB RXA 2 Black TXA DIG OV 4 Blue _
19. ay The data coming to the WindDisplay must be in metres sec the factory default output setting Figure 3 The WindDisplay GILL INSTRUMENTS The WindDisplay has been designed to provide anemometer power approximately 15V 40mA Note the WindObserver II Pipe Mount de icing heater will need a separate power supply See Section 6 6 NOTE If the WindDisplay is configured for NMEA mode then the WindObserver II Pipe Mount must also be configured for NMEA mode and 4800 baud operation configuration settings M5 and B2 WindObserver II Pipe Mount Page 18 Issue 04 Doc No 1390 PS 0009 August 2009 Gill Instruments Ltd Connecting to a Gill WindDisplay For further details see Section 7 Using With The Gill WindDisplay and the WindDisplay User Manual for the method of operation Notes Use the WindObserver II Pipe Mount as supplied in the factory default settings i e do not reconfigure The WindDisplay can provide power for the WindObserver II Pipe Mount WindObserver II Pipe Mount R Ka WindDisplay 6 pair cable Pair Cable twisted Signal Terminal Signal names Colour e no pairs names nos TXB 4 1 green Z A TXD RS422 TXA black TXD RS422 Screen CONNECTED INTERNALLY wE Ground Earth Ce le l Supply V black O 1 H Heater power eater yellow amp brown SS EE eo supply a ee ee
20. d 6 2 Bench system test Note Prior to physically mounting the WindObserver II Pipe Mount in its final location we strongly recommend that a bench system test be carried out to confirm the system is configured correctly is fully functional and electrically compatible with the selected host system and cabling preferably utilising the final cable length The required data format units output rate and other options should also all be configured at this stage If an Integrity Check Chamber ICC has been purchased refer to Section 10 6 6 3 Cabling Cable type A RS422 compatible cable should be used with the number of twisted pairs matching the application Generic description No of pairs Gill ref SE Batt Electronics 6 026 03508 9806 91021 Cable length The typical maximum length at 9600 baud is 1km using the recommended cable If any problems of data corruption are experienced due to for example a high local electrical noise level then a lower baud rate should be used Alternatively a thicker or higher specification cable can be tried If a heated unit is used on longer cables than supplied consideration should be given to powering the heater using lower gauge wire or paralleling wires to reduce volt drops Cabling and junction box The WindObserver II Pipe Mount unit is fitted with a flying 6 pair cable attached 4 metre long This must be terminated in a suitable manner to p
21. eeeeeennee 34 Zx Not Applicable cc cccceececceeccne teeter eee ee ca aee sete eee eeccaaeaeeeeeeeeeecaaeeeeeeeenteee 34 10 MAINTENANCE amp FAULT FINDING ccccceeseeesseeeeeeeeeeeeeeeeeeeeeeeees 35 TO EE 35 10 2 SQPVIGUNG eea e e RE elie EEA dee E AEREE E EA EEEE dee NEEE Eaa 35 ao Ee H ET ee Dee E 35 10 4 Ret rning Neen Eege EE 36 10 8 2 Status Terror CodeS eege ate eel 36 ME OMG ACS EE A eee eege ien 36 Integrity Check Chamber CC 37 Integrity amp Zero WiINd Check AAA 37 11 PBPPENDIC ugeet E E E Ee Ee ENEE ENEE ge 38 11 1 Glossary amp ADDeViations ersscscss cise cpoesdeecedeckuer hatuuaneloiede EENS hiaveeekdenienecs 38 r VE EE a 39 1137 EN Geet Ee e EE 40 11 4 Electrical Conformity secs ssaeicet 2 tentes tea etsdenupes teas ecesatectees EE NEEER EE NEES 41 EC DECLARATION OF CONFORMITY ACCORDING 41 WindObserver II Pipe Mount Page 4 Issue 04 Doc No 1390 PS 0009 August 2009 Gill Instruments Ltd 1 FOREWORD Thank you for purchasing the WindObserver II Pipe Mount manufactured by Gill Instruments Ltd The unit has no customer serviceable parts and requires no calibration or maintenance To achieve optimum performance we recommend that you read the whole of this manual before proceeding with use Do NOT remove black rubber transducer caps Gill products are in continuous development and therefore specifications may be subject to change and design improvements without prior notice
22. ess ENTER Do not type any further commands at this stage Close the 9600 Baud HyperTerminal connection Open HyperTerminal and set the new connection Baud Rate to 4800 baud Type B and press ENTER the letter B will be shown followed by B2 Type O and press ENTER data will scroll at the new baud rate Cx Not Applicable WindObserver II Pipe Mount Doc No 1390 PS 0009 Page 30 Issue 04 August 2009 Gill Instruments Ltd Dx Diagnostic and Configuration Command Command e Item Cade Typical response Type and serial No D1 E000694 Software version D2 2 07 current configuration Unit configuration D3 AO B3 C1 E1 F1 G0000 H2 J1 K1 L1 M2 NA O2 P5 T1 UI V1 X2 Y1 Z1 Ee D4 1200 fitted if present Anemometer power supply D5 29 8 voltage Integrity check D6 See Para 10 6 Ex Duplex mode Setting Configuration code Full duplex E1 Half duplex E2 Note Refer also to Para 8 3 Networking Configuration details Fx Data and parity options Setting Configuration code 8 bits no parity 1 stop bit F1 8 bits even parity 1 stop bit F2 8 bits odd parity 1 stop bit F3 7 bits no parity 1 stop bit F4 7 bits even parity 1 stop bit ES 7 bits odd parity 1 stop bit F6
23. ion mode and then refer to the sections below Enter the Configuration code of the new setting required followed by ENTERI If successful the new setting will be echoed back as a message by the WindObserver II Pipe Mount For example to change the message format to NMEA enter Type M5 and press ENTER The WindObserver II Pipe Mount will reply with M When the unit is returned to the Measurement mode Type Q and press ENTER it will be in NMEA format Note The factory set default settings are shown in bold in the following sections WindObserver II Pipe Mount Page 29 Issue 04 Doc No 1390 PS 0009 August 2009 Gill Instruments Ltd 9 6 Configuration Settings Ax Speed of Sound SOS and Temperature Setting Configuration code Disable both AO Report SOS A1 Report Sonic temperature A2 Report SOS and Sonic temperature A3 Note that neither of these parameters is available in Tunnel or NMEA format BX Baud Rate Setting Configuration code 2400 B1 4800 B2 9600 B3 19200 B4 38400 B5 1200 D 200 En To change the Baud rate when using HyperTerminal Eg If set to B3 9600 baud and it is required to set to Baud rate to B2 4800 baud Type to enter Configuration Mode Type B 2 and pr
24. ity 405mm x 210mm 1 5kg Stainless Steel 316 IP66 NEMA4X 55 C to 70 C heated version 0 to 100 RH 300mm hr BS EN 50081 1 1992 Emissions class B BS EN 50082 2 1992 Immunity FCC class A MILSTD810E Method 521 1 Procedure 1 Traceable to UK national standards None required See Section 10 6 Zero Wind Check WindObserver II Pipe Mount Doc No 1390 PS 0009 Page 6 Issue 04 August 2009 Gill Instruments Ltd 5 PRE INSTALLATION 5 1 Equipment supplied WindObserver II Pipe Mount RS422 output and de icing and Installation kit and WindObserver II Pipe Mount User Manual this manual and Integrity Check Chamber ICC Optional 5 2 Installation requirements Host system One of the following gt PC with an internal or external interface compatible with the RS422 output from the WindObserver II Pipe Mount gt Networking Multiple WindObserver II Pipe Mount units can be networked Software One of the following gt WindCom A user friendly package providing easy configuring of the WindObserver II Pipe Mount for use on PCs running under Windows 98 2000 or XP Available to customers as a free download from www gill co uk gt HyperTerminal for Windows 9x and later or Terminal Windows 3 n normally already installed on a PC gt Other Terminal Emulation software packages Cable and Junction box To connect between the WindObserver II Pipe Mount and the
25. mode D Enables poll N Polls anemometer where N is the Unit identifier entered as upper case The anemometer replies with a single set of wind measurements amp Anemometer replies with Unit identifier Disables poll Note If the unit is in Polled Mode it is always best to interrogate the unit for data with a before the poll identifier to cater for the event that the power has been switched off or power interrupted If used in a multi drop system then it is recommended that Unit Identifiers A B C D E F K M N and P are not used 9 4 Checking the configuration We strongly recommend that as a standard procedure you use this command D3 prior to and after changing any settings It shows the current settings for all the alterable settings We suggest you note down your settings so that you can easily return to them Type Enters Configuration Mode from Continuous mode Or Type N Enters Configuration Mode from Polled mode Type D3 and press ENTER The WindObserver II responds with the current configuration settings The factory default settings for a heated unit are AO B3 C1 E1 Fl G0000 H2 J1 K1 L1 M2 NA O2 P5 T1 U1 V1 X2 YI Z1 How to change these settings is explained in the following sections To return to Measurement mode Type Q and press ENTER 9 5 Changing settings To change a setting first go into Configurat
26. nd Tunnel Binary UV format V axis wind speed U axis wind speed Units N 0x81 0x81 000 04 000 02 345 01 022 36 00 1 Pa aa a Start of string Speed of sound Temperature Status where U axis wind speed In increments of 0 01 units CUUU UU V axis wind speed In increments of 0 01 units EVVV VV Value Units Units 1 Metres per second m s 2 Knots knots 3 Miles per hour MPH 4 Kilometres per hour kph 5 Feet per minute fpm Start of string Speed of sound In metres per second if enabled Temperature Sonic temperature in degrees C two s complement signed if enabled Status Value Status 0 OK 60 Heating enabled and OK Any other value Warning or fault condition see Section 10 5 WindObserver II Pipe Mount Page 25 Issue 04 Doc No 1390 PS 0009 August 2009 Gill Instruments Ltd Binary Polar format Wind speed Wind direction Units 0x81 0x81 006 04 265 345 01 022 36 00 1 e Start of string Speed of sound Temperature Status where Wind direction In degrees relative to N DDD Wind speed In increments of 0 01 units CMMM MM All other parameters See Section 8 9 Binary UV format Binary Tunnel format Units 0x81 0x81 000 04 1 001 a Start of string Status U axis wind speed Direction U axis Wind speed In increments of 0 01 units E MMM MM Direction along U axis Value Polarity 1 U 0 U Other parameters See Section 8 9 Binar
27. ndObserver consisting of the WindObserver Unit Identifier that is the relevant letter A Z The output formats are otherwise as described above The commands available in this mode are Description Command WindObserver response WindObserver Unit Identifier A Z Wind speed output generated Enable Polled mode None Disable Polled mode None Request WindObserver Unit amp A E Z as configured Identifier Enter Configuration mode lt N gt CONFIGURATION MODE Where lt N gt is the unit identifier if used in a multi drop system then it is recommended that ID s A to F and KMNP are not used as these characters can be present in the data string It is suggested that in polled mode the following sequence is used for every poll for information 2 Ensures that the Sensor is enabled to cover the event that a power down has occurred A Z Appropriate unit designator sent to retrieve a line of data Sent to disable poll mode and reduce possibility of erroneous poll generation When in polled mode the system will respond to the data command within 30mS with the last valid data sample as calculated by the Output rate P Mode Setting If the unit is powered down after use or upon switch on then allow 3 seconds from switch on before sending poll commands WindObserver II Pipe Mount Page 24 Issue 04 Doc No 1390 PS 0009 August 2009 Gill Instruments Ltd 8 9 Binary message format UV Polar a
28. ngines generators etc Guidelines gt Avoid mounting in the plane of any radar scanner a vertical separation of at least 2m should be achieved gt Radio transmitting antennas the following minimum separations all round are suggested e VHF IMM lm e MFIHF 5m e Satcom 5m avoid likely lines of sight gt Ensure the product is correctly earthed in accordance with this manual gt Use cables recommended by Gill keeping the length below the maximum allowed See Section 6 3 Where the cables are cut and re connected junction boxes plugs and sockets the cable screen integrity must be maintained to prevent the EMC performance being compromised gt Earth loops should not be created earth the system in accordance with the installation guidelines See Section 6 4 gt Ensure the power supply operates to the WindObserver II Pipe Mount specification at all times Avoid turbulence caused by surrounding structures that will affect the accuracy of the WindObserver II Pipe Mount such as trees masts and buildings The World Meteorological Organisation makes the following recommendation gt The standard exposure of wind instruments over level open terrain is 10m above the ground Open terrain is defined as an area where the distance between the sensor and any obstruction is at least 10 times the height of the obstruction WindObserver II Pipe Mount Page 8 Issue 04 Doc No 1390 PS 0009 August 2009 Gill Instruments Lt
29. nute m s knots mph kph fpm Configuration code U1 U2 U3 U4 U5 WindObserver II Pipe Mount Page 33 Issue 04 Doc No 1390 PS 0009 August 2009 Gill Instruments Ltd Vx Vertical Output Padding Setting Configuration code Disable vertical output padding VI Enable vertical output padding V2 Xx 45 Alignment Offset Inverted Operation Setting Configuration Notes code Align U axis with XI X1 Aligns U axis with North South axis transducer axis Align U axis 45 X2 X2 This re aligns both U amp V and polar by to transducer axis 45 Reverses Polar X3 reverses reported polar direction to allow the Direction X3 instrument to be mounted upside down N B Does NOT affect UV alignment Mode 1 3 Align 45 from X4 set polar alignment at 45 degrees from North North X4 when instrument is mounted upside down Does not affect UV alignment Mode 1 3 Figure 4 shows the polarity of U and V if the wind components along the U and V axis are blowing in the direction of the respective arrows U U Figure 4 UV Polarity Yx Not Applicable Zx Not Applicable WindObserver II Pipe Mount Page 34 Issue 04 Doc No 1390 PS 0009 August 2009 Gill Instruments Ltd 10 MAINTENANCE amp FAULT FINDING 10 1 Cleaning When installing the
30. of WindObserver II Pipe Mount and host system match Comupted output Try a slower baud rate Check cable lengths and type of cable One way Check wiring is in accordance with the manual communication Failed Incorrect Check that transducer path is not blocked WindObserver II Pipe Mount output data invalid flag WindObserver II Pipe Mount Page 35 Issue 04 Doc No 1390 PS 0009 August 2009 Gill Instruments Ltd 10 4 Returning unit If the unit has to be returned it should be carefully packed in the original packaging and returned to your authorised Gill distributor with a full description of the fault condition 10 5 Status error codes The Status code is sent as part of each wind measurement message Code Status Condition 00 OK Sufficient samples in average period 60 raion heating Sufficient samples in average period A OK NMEA data valid OI Axis failed Insufficient samples in average period on U axis 02 Axis 2 failed Insufficient samples in average period on V axis 04 Axis and 2 failed Insufficient samples in average period on both axes 08 NVM error NVM checksum failed 09 ROM error ROM checksum failed 10 System gain at max Inaccurate results likely 50 Marginal system gain Results OK but marginal operation 51 Measurement average building 62 Heating current tripped or electronic failure 63 Thermistor open circuit 65 Heating element open circuit V NMEA data invalid
31. r with Gill equipment and coupling to a PC using RS422 go to the following sections Section 6 Installation Section 8 Message Formats amp Options Section 9 Configuring After you have successfully set up the WindObserver II Pipe Mount we strongly advise that you then go back and read the rest of the manual to ensure that you get the best results from the WindObserver II Pipe Mount WindObserver II Pipe Mount Page 5 Issue 04 Doc No 1390 PS 0009 August 2009 Gill Instruments Ltd 4 SPECIFICATION Measurement Output Parameters Units Averaging Wind Speed Range Accuracy Resolution Offset Direction Range Accuracy Resolution Sonic Temperature Output Range Anemometer Status Starting Threshold Dead Band Wind Direction Power Requirement Anemometer only Heating Optional Digital Output Communication Baud rates Formats Dimensions Size Weight Materials External Construction Environmental Moisture protection Operating temperature Humidity Precipitation EMC Icing Standards Site Calibration 1 2 4 5 8 10Hz UV Polar NMEA Tunnel m s Knots MPH KPH ft min Flexible 1 3600 seconds 0 65m s 0 145mph 2 0 01m s 0 01m s 0 359 2 1 40 C to 70 C Supplied as part of standard message 0 01 m s None 9 30 V DC 40mA 12VDC Allow 3A 22v to 30v max AC rms or DC RS422 full duplex network facility 1200 2400 4800 9600 19200 38400 8 data odd even or no par
32. revent moisture ingress If any cable is likely to be exposed to mechanical damage it must be enclosed in a suitable conduit or cable tray The cable must be securely fixed with cable clamps or equivalent at regular intervals such that the WindObserver cable gland does not support the cable weight The gland area at the base of the WindObserver II Pipe Mount should not be directly exposed to moisture as whilst the gland is sealed when mated the anemometer is vented to air at the base to avoid pressure build up WindObserver II Pipe Mount Page 9 Issue 04 Doc No 1390 PS 0009 August 2009 Gill Instruments Ltd 6 4 Connections Important Do NOT join any of the cores of the cable together Joining cores could damage the unit permanently Any cores not used should be isolated Do NOT connect the unit s 0V heating ve or digital 0V to the screen or earth The screens of each pair are joined together inside the anemometer these should be joined to the cable screen s of any further cable run Avoid long grounding loops Digital OV should be used in conjunction with RS422 TX RX lines in order to improve noise immunity Conductor colour Designation Pair 1 green RS422_ TXB black RS422_TXA Pair 2 white RS422_RXB black RS422_RXA Pair 3 red Supply V black Supply V Pair 4 blue Digital Ov black Not used isolate Pair 5 yellow Heater black Heater Pair 5 brown Heater black Heater Screens Ch
33. rs please contact Gill Instruments WindObserver II Pipe Mount Page 37 Issue 04 Doc No 1390 PS 0009 August 2009 Gill Instruments Ltd 11 APPENDICES 11 1 Glossary amp Abbreviations Item Meaning CAL Calibration CR Carriage Return CRLF Carriage Return Line Feed CSV Comma Separated Variable ENG Engineering ESC ESCape key on keyboard used to stop any process that is being executed ETX End of string character FAC Factory fpm Feet per minute GND GrouND HEX HEXadecimal I P InPut IP66 Protection Classification KPH Kilometres per Hour LF Line Feed m s Metres per second MAG MAGnitude scalar reference to wind speed MAX MAXimum MPH Miles per Hour NEMA National Electrical Manufacturers Association NMEA 0183 National Marine Electronics Association standard for interfacing version 3 marine electronic navigational devices No Number NVM Non Volatile Memory O P Output PC IBM compatible Personal Computer PCB Printed Circuit Board POR Power On Reset PROCOMM Terminal emulator software package ROM Read Only Memory RS232 Communications standard WindObserver II Pipe Mount Doc No 1390 PS 0009 Page 38 Issue 04 August 2009 Gill Instruments Ltd Item RS422 Communications standard RS485 Communications standard RTS Request To Send RX Receive RXD Received Data S W SoftWare SOS Speed Of Sound SEC SECond STX Start of string character TERM TERMinal TX Transmit TXD Transmitted Data
34. t 23 ASCII Polar format seeeeseeesssirrrsesiseirirrrttssssnrirnnntssntttntnnnttssstnnnunnnnssntnnnnnnnt 24 ASCII Polled UV and Poar 24 8 9 Binary message format UV Polar and Tunnel 25 Binary yy formata ens n 25 Binary Polar Tomat 26 Binary Tunnel Tomat 26 8 10 NMEA POM EE 27 9 CONFIGURING E 28 9 1 Configuring using Hvperf emma 28 9 2 Entering eidele ane TEE 28 9 3 Returning to Measurement mode Au 28 9 4 Checking the configuration E 29 9 5 CECR EELER ee e ee ae een ee 29 9 62 et ENEE le e EE 30 Ax Speed of Sound SOS and Temperature eceeceeeeeeeeeeeeeeeeeteeeeeeeeeeteee 30 BX ie BEE 30 Cx ee ee 20 Dx Diagnostic and Configuration Commande 31 EX DUpPIEX MOG with teas Sic tea es Secs AE Wn Tr uN tae 31 Fx Data and parity optlons 31 Gx to Gxxx Averaging Digital Outputs Only 31 FAS ISSUING E 32 Jx Not Applicables c c2n 20a eA EENEG 32 Kx NMEA EIDEL EES 32 Lx ASCII Message jerminator 32 Mx to MXX Message Format seeseseessesssssrrrrsssssriirnrstsssnrnnnnnssnsnnrrnnntssssennnn 32 Nx Node ele EE 33 Ox ASCII Output Format Output String Padding ccceceeeeeceeeteeeeeeetee 33 PX a OUTOUL FALE as EE 33 Q Measurement Mode AAA 33 TX elle 33 x Reef e IB E 33 Vx Vertical Output Padding sisi innin a aa a a a aa 34 Xx 45 Alignment Offset Inverted Operation 34 Yx Not Applicable cece ieee teeter reece aee sete eee tecaaeaeeeeeeeteeccaaee
35. t ETX gt 25 Eo we Start of Unit Speed of Temperature Status End of Check string identification sound string sum where U axis wind speed In increments of 0 01 units EUUU UU V axis wind speed In increments of 0 01 units EVVV VV Value Units Units M Metres per second m s N Knots knots P Miles per hour MPH K Kilometres per hour kph F Feet per minute fpm Start of string ASCII value 2 Unit identification Letter A Z default A Speed of sound In metres per second if enabled Temperature Sonic temperature in degrees C if enabled Status Value Status 0 OK 60 Heating enabled and OK if enabled Any other value Warning or fault condition see Section 10 5 End of string ASCII value 3 Check sum Exclusive OR of all characters between Start of String and End of String reported as ASCII hex WindObserver II Pipe Mount Page 23 Issue 04 Doc No 1390 PS 0009 August 2009 Gill Instruments Ltd ASCII Polar format Wind direction Windspeed Units lt STX gt B 121 000 08 M 344 66 021 76 00 lt ETX gt 06 Ho ee eS Start of Unit Speed of Temperature Status End of Check string identification sound string sum where Wind direction In degrees relative to N DDD Wind speed In increments of 0 01 units CMMM MM All other parameters See Section 8 8 ASCII UV format ASCII Polled UV and Polar When in the Polled mode an output is only generated when the host system sends a Poll signal to the Wi
36. the test it is important that the ICC is assembled on to the WindObserver II Pipe Mount head and not touched or moved during the test This test is only valid if undertaken with an ICC purchased from Gill Integrity amp Zero Wind Check Zero Wind Check Configure your PC to run HyperTerminal and assemble the ICC by inserting the reflector cases and the two halves of the ICC onto the WindObserver II Pipe Mount The ICC must be retained using the strips provided Then 1 Ensure that the WindObserver II Pipe Mount is set in factory default mode For Factory default settings see section 9 4 2 Enter Measurement Mode and Record View data In still air wind speed measurements should not exceed 0 03m s If wind speed exceeds 0 03m s contact Gill Instruments Integrity Check Ensure the ICC is assembled correctly on the WindObserver II Pipe Mount Using HyperTerminal enter Configuration Mode as described in Section 9 Enter D6 A typical report as shown below will be displayed ALIGMENT LIMITS U 2417 2517 V 2369 2469 ALIGNMENT U 2467 PASS ALIGNMENT V 2419 PASS D6 If Refer to Manual is shown check test temperature conditions are 17 to 23 deg C and tested under zero wind conditions If there has been no significant changes to The WindObserver II Pipe Mount head configuration then PASS will confirm correct operation Alterations to the head geometry will result in a FAIL or Insufficient Samples message If this occu
37. uirements eeseeeeeeeseessssrrresresrriirrrstssstrrnnnrnsssssrrrnnnn 13 PCI Connector Pin and Cable assionments 14 Anemometer connector 15 Way c ccceeeeeeeeeceenee teste eeteeccaeeeeeeeeeeeeniieeeeeeeeenees 14 Auxiliary Analogue Outputs 9 way not applicable to Pipe Mount unt 14 DO S pply 4 Waly eects kt tet erates ces cet cet ete ot meet eect tute cece tte te 14 RS 232 Output 9 ee ee EE be tates 15 RS422 Network In 9 way kt 15 RS422 Network Out 9 way Pio 15 6 5 Mechanical installation tics ieetccidinetd sete cieseRieneuoavrie Aerated acces aac eeng 16 LOCATON RE 16 Eu le EE 16 MOunting Braket esaeran nnana eaaa aae a Aan aaa aaRS 16 EE e ET 16 lues es cece ae ec cate cat Pett ca cae eebe 17 7 USING WITH THE GILL WINDDISPLAY seen 18 Connecting to a Gill Wmd ena 19 8 MESSAGE FORMATS amp OPTIONS eeeeessgueugesscueere eerst iere geek 20 REITER Eege EE EE 20 8 2 EENEG crete Seiseerecnsenta teas eege degEeEages 20 Beete Be 20 8 3 Networkih EE 20 8 4 UNS EE 21 E e ug 22 Sample e 22 Ee EE 22 S72 el E 22 Speed of Sound SOS and Temperature seesseeeeeeseseserrreserssinrnrrrsssrrrnnnrnssne 22 POA NG EE 22 er 22 Vertical Output Padding ceeeceeeeeeeeee eee eeeeecceee essere eeeecaaeeeeeeeeeteeenaaeeeeeeeeenee 22 8 8 ASCII message format UV and Polar ENEE 23 WindObserver II Pipe Mount Page 3 Issue 04 Doc No 1390 PS 0009 August 2009 Gill Instruments Ltd ASCII UV Toma
38. veraging Period can be set from zero to 3600 secs 1 hour The default setting is zero When averaging is enabled data is output at a rate determined by the averaging period The data is an average of valid data collected during the averaging period If G is set to zero then averaging settings will be disabled 8 7 Options Speed of Sound SOS and Temperature Either or both of these parameters can be selected or disabled Note that neither of these parameters is available in Tunnel or NMEA formats SOS is useful for calculating air temperature with a rapid response Sonic temperature is derived from the SOS based on an assumption of the composition of the atmosphere Humidity will affect the result True temperature can be calculated by T Ts 1 0 32 e p Where T True temperature Kelvin Ts Sonic temperature e Vapour pressure of water in air p absolute pressure of water in air Heating Heating is autonomous and requires no set up once activated 45 Offset If required the U axis can be offset 45 to the transducer axis Vertical Output Padding A dummy W vector is inserted to provide compatibility with any WindMaster that may be in a network WindObserver II Pipe Mount Page 22 Issue 04 Doc No 1390 PS 0009 August 2009 Gill Instruments Ltd 8 8 ASCII message format UV and Polar ASCII UV format U axis wind speed V axis wind speed Units lt STX gt A 000 04 000 02 M 345 01 022 36 00 l
39. wind speeds Whilst the wind speed is below 0 05 metres sec the wind direction will not be calculated in CSV mode no wind direction figure is shown in Fixed Field mode the last known good direction figure is shown All other output parameters will continue to update at the output rate 8 3 Networking Gill Proprietary Network Each anemometer connected to the network MUST be given a unique Unit Identifier Letters A to Z and set to a polled tri state mode UV or Polar M3 or Mai In these modes the communications transmit line is tri state unless the anemometer is responding to a command WindObserver II Pipe Mount Page 20 Issue 04 Doc No 1390 PS 0009 August 2009 Gill Instruments Ltd Configuring WindObserver II for Half Duplex Operation 1 Set up Two Terminals One for RS485 Half Duplex and the other for RS422 Full Duplex a 2 wire HYPER TERMINAL RS485 I F A Half D USB 4 f f 1 SWITCH p WObsII T f f f HYPER TERMINAL RS422 I F B Full D eT USB b 4 wire One PC with two USB ports can be used for both Terminals although two may be less confusing Note Power must not be disconnected from the anemometer throughout this procedure 2 Assuming the unit is set for Full Duplex connect 9 way at b disconnect 9 way at a Set Switch to position b 4 wire 3 On Terminal B
40. y UV format WindObserver II Pipe Mount Page 26 Issue 04 Doc No 1390 PS 0009 August 2009 Gill Instruments Ltd 8 10 NMEA Format Instrument Wind direction Wind speed Units Identifier Checksum NN Pi delimiter IIMWYV 120 R 002 10 M A CC NEN Start of string Instrument Wind Status Check type measurement sum where Wind direction In degrees relative to N DDD Wind speed In increments of 0 01 units E MMM MM Units M Metres per second m s N Knots knots P Miles per hour MPH K Kilometres per hour kph F Feet per minute fpm Start of string Instrument type IIMWV Wind measurement R Relative wind measurement Status A Acceptable measurement V Void measurement Check sum Exclusive OR of all characters between and reported as ASCII hex A typical WindObserver II Pipe Mount configuration suitable for NMEA would be B2 El Fl GO K1 L1 M5 O1 Pl U1 Consult specification NMEA 0183 version 3 available on the web www nmea org for complete interface details WindObserver II Pipe Mount Page 27 Issue 04 Doc No 1390 PS 0009 August 2009 Gill Instruments Ltd 9 CONFIGURING WindCom may be used to configure WindObserver II Pipe Mount This is an easy to use menu driven package available as a free download at www gill co uk Alternatively you may use terminal emulator software such as HyperTerminal or Terminal 9 1 Configuring using HyperTerminal Note
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